TY  - BOOK
AU  - Pollard,Harry
TI  - Celestial mechanics / 
SN  - 0883850192
U1  - 521   23
PY  - 1976///
CY  - [Washington] : 
PB  - Mathematical Association of America, 
KW  - Celestial mechanics
KW  - Mathematics
N1  -  Includes bibliographical references and index
ER  -